Gantontag is a god.

She takes the form of a thin, awesome ferret.

Gantontag created the Andromeda Galaxy eight thousand years ago.

If you believe in Gantontag, she will look after your home planet.

If you do not believe in Gantontag, she will attempt to scare you with earthquakes.

Gantontag's most sacred site is Didy in Madagascar.

Gantontag's Holy Commandments

1. Never write about galaxies.

2. Do not commit murder.

3. Never eat green fruit.

4. Never think about electromagnetism near mice while wearing violet stockings and balancing eight carbon spheres on your back.

5. Never talk about solid mechanics near nematodes while wearing gray coats and balancing six gold spheres on your hands.